2023-12-23 / UCAC4 439-002520 / (33305) 1998 KQ50
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Andrea Manna
O-
VID
M200
CH
GPS
21:05:23
21:08:26
2
show Stefano Sposetti
O-
VID
M420
CH
GPS
21:04:30
21:09:30
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 508bb3f0-ddb4-11f0-547e-d597bbfa83c1 for map and profile fit
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Event Details
Occultation UUID [and DB] : 508bb3f0-ddb4-11f0-547e-d597bbfa83c1 [observed]
Occultation Date + Time : 2023-12-23 at 20:43:34 UT +/- 0.04 min [1]
Object Designation : (33305) 1998 KQ50
Orbit Class : MBA
Star Designation : GDR3 2506255189792185728
Star Coordinates (ICRF) : RA = 02 03 36.8449, DE = -02 16 18.184 [2]
Star Magnitudes : G = 13.71 mag, RP = 13.26 mag, BP = 14.0 mag
Object Magnitude : V = 18.98 mag
Estimated Magnitude Drop : 5.3 mag
Estimated Max. Duration : 1.8 sec
Object Mean Diameter : 6.4 km (src: astorb)
Speed of the shadow : 3.6 km/s
Elongation to Moon & Sun : 30° (sunlit = 89%), Sun = 115°
Cross-track uncertainty : 0.3 mas = 0 km = 0.09 path-width (1-sig)
RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#51
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
(If error 404: link not valid which means no data available)
